Hi,
Sometimes my sensor goes offline and the RRD archives contain Unknown
datapoints.
I can set them to zero using CDEF statments. This results in large gaps in
the graph. (See the first graph at http://tinyurl.com/ve6d8).
Is there a way - similar to the second graph - to fill these gaps to indi
Kant, D (Dave) wrote:
>Sometimes my sensor goes offline and the RRD archives contain
>Unknown datapoints.
>I can set them to zero using CDEF statments. This results in large gaps in
>the graph. (See the first graph at http://tinyurl.com/ve6d8).
>
>Is there a way - similar to the second graph - to
Hi Dave,
you can do this by setting UNKNOWN values to INF, known values
to UNKNOWN ... and then draw an AREA with this ...
cheers
tobi
> Hi,
>
> Sometimes my sensor goes offline and the RRD archives contain Unknown
> datapoints.
> I can set them to zero using CDEF statments. This results in lar
Hi Dan and Tobi,
Thanks for the quick response. I have been trying it (mainly trough the
drraw.cgi frontend) and hadn't got it to work, hence the question. Now I
know that it is defenitly possible, I will keep trying until I can get it
to work.
Thanks again.
Rich
> Short answer: Yes.
>
> Long a
Hi,
I have no clock on my embedded system so am having problem using rrdtool
correctly. I can add a fake date and therefore enter info into the RRD but
2 problems exist.
1) A reboot changes the date back to the start and then can't add to the rrd
database until time elapses past the last uptim
Hi Johannes,
Your system does not seem to experiance that 'performance death'
others see ... figures with that much ram ... you may want to try
the new version of the script I am attaching ... it tries harder to
figure where the limits lie ...
as comparisons go I guess we need to define some 'benc
On Thu, Nov 30, 2006 at 02:30:40PM -0800, Joel Lindsay wrote:
[snip: no accurate time]
> For the graph though, I would like my x-axis to show the last hour, day or
> week but with relative times instead of absolute time, since the absolute
> times stored in the database are not right anyway. A